320489312

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{6367}}^1$

素因数の和:6412

約数の個数: 72

約数和(自身を含む): 747004608

約数和(自身を除く): 426515296

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 88, 104, 121, 143, 176, 208, 242, 286, 352, 416, 484, 572, 968, 1144, 1573, 1936, 2288, 3146, 3872, 4576, 6292, 6367, 12584, 12734, 25168, 25468, 50336, 50936, 70037, 82771, 101872, 140074, 165542, 203744, 280148, 331084, 560296, 662168, 770407, 910481, 1120592, 1324336, 1540814, 1820962, 2241184, 2648672, 3081628, 3641924, 6163256, 7283848, 10015291, 12326512, 14567696, 20030582, 24653024, 29135392, 40061164, 80122328, 160244656, 320489312]

約数ペア:

[(1, 320489312), (2, 160244656), (4, 80122328), (8, 40061164), (11, 29135392), (13, 24653024), (16, 20030582), (22, 14567696), (26, 12326512), (32, 10015291), (44, 7283848), (52, 6163256), (88, 3641924), (104, 3081628), (121, 2648672), (143, 2241184), (176, 1820962), (208, 1540814), (242, 1324336), (286, 1120592), (352, 910481), (416, 770407), (484, 662168), (572, 560296), (968, 331084), (1144, 280148), (1573, 203744), (1936, 165542), (2288, 140074), (3146, 101872), (3872, 82771), (4576, 70037), (6292, 50936), (6367, 50336), (12584, 25468), (12734, 25168)]